// Copyright (c) 2011, Willow Garage, Inc.
// Copyright (c) 2017, Open Source Robotics Foundation, Inc.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
//    * Redistributions of source code must retain the above copyright
//      notice, this list of conditions and the following disclaimer.
//
//    * Redistributions in binary form must reproduce the above copyright
//      notice, this list of conditions and the following disclaimer in the
//      documentation and/or other materials provided with the distribution.
//
//    * Neither the name of the copyright holder nor the names of its
//      contributors may be used to endorse or promote products derived from
//      this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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#include "rviz_common/uniform_string_stream.hpp"

#include <locale>
#include <string>

namespace rviz_common
{

UniformStringStream::UniformStringStream()
{
  imbue(std::locale("C"));
}

UniformStringStream::UniformStringStream(const std::string & str)
: std::stringstream(str)
{
  imbue(std::locale("C"));
}

void UniformStringStream::parseFloat(float & f)
{
  std::string float_string;
  *this >> float_string;
  size_t comma_index = float_string.find(',');
  if (comma_index != std::string::npos) {
    float_string[comma_index] = '.';
  }
  UniformStringStream float_reader(float_string);
  float_reader >> f;
  // Ensure the entire string is correctly parsed
  if (float_reader.fail() || !float_reader.eof()) {
    this->setstate(std::ios::failbit);
  }
}

}  // namespace rviz_common
